Re: [PATCH] SVM: do not generate "external interrupt exit" if other exit is pending

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Sun, Sep 19, 2010 at 08:19:33PM +0200, Joerg Roedel wrote:
> On Sun, Sep 19, 2010 at 07:50:27PM +0200, Gleb Natapov wrote:
> > On Sun, Sep 19, 2010 at 07:29:41PM +0200, Joerg Roedel wrote:
> > > On Sun, Sep 19, 2010 at 06:41:27PM +0200, Gleb Natapov wrote:
> > > > Nested SVM checks for external interrupt after injecting nested exception.
> > > > In case there is external interrupt pending the code generates "external
> > > > interrupt exit" and overwrites previous exit info. If previously injected
> > > > exception already generated exit it will be lost.
> > > 
> > > Right. Have you seen specific mismehavior due to this problem? I am just
> > > curious how you found this :-)
> > Yes. Trying to make async page fault work with nested svm :) It was hard
> > to fix with reproducible test case. I am not dreaming to fix it just by
> > code review.
> 
> Interesting. Hope this was the only problem and you have it working now?
> 
Yes. Now my test case works.

--
			Gleb.
--
To unsubscribe from this list: send the line "unsubscribe kvm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [KVM ARM]     [KVM ia64]     [KVM ppc]     [Virtualization Tools]     [Spice Development]     [Libvirt]     [Libvirt Users]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Questions]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux